CVE-2018-16842

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Source
https://cve.org/CVERecord?id=CVE-2018-16842
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-16842.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2018-16842
Aliases
Downstream
Related
Published
2018-10-31T19:29:00.690Z
Modified
2026-07-08T17:18:13.572459Z
Severity
  • 9.1 (Critical) CVSS_V3 - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H CVSS Calculator
Summary
[none]
Details

Curl versions 7.14.1 through 7.61.1 are vulnerable to a heap-based buffer over-read in the tool_msgs.c:voutf() function that may result in information exposure and denial of service.

Database specific 
{
    "unresolved_ranges": [
        {
            "extracted_events": [
                {
                    "introduced": "12.04"
                },
                {
                    "last_affected": "12.04"
                },
                {
                    "introduced": "14.04"
                },
                {
                    "last_affected": "14.04"
                },
                {
                    "introduced": "16.04"
                },
                {
                    "last_affected": "16.04"
                },
                {
                    "introduced": "18.04"
                },
                {
                    "last_affected": "18.04"
                },
                {
                    "introduced": "18.10"
                },
                {
                    "last_affected": "18.10"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "canonical:ubuntu_linux",
            "cpes": [
                "cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:esm:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*",
                "cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*"
            ]
        },
        {
            "extracted_events": [
                {
                    "introduced": "8.0"
                },
                {
                    "last_affected": "8.0"
                },
                {
                    "introduced": "9.0"
                },
                {
                    "last_affected": "9.0"
                }
            ],
            "source": "CPE_STRING",
            "vendor_product": "debian:debian_linux",
            "cpes": [
                "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*",
                "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"
            ]
        }
    ]
}
References

Affected packages

Git / github.com/curl/curl

Affected ranges

Type
GIT
Repo
https://github.com/curl/curl
Events
Introduced
6e1a986e0f35cf36618bd88f42e14ea856b6951b
Last affected
432eb5f5c254ee8383b2522ce597c9219877923e
Fixed
d530e92f59ae9bb2d47066c3c460b25d2ffeb211
Database specific 
{
    "extracted_events": [
        {
            "introduced": "7.14.1"
        },
        {
            "last_affected": "7.61.1"
        }
    ],
    "source": [
        "CPE_RANGE",
        "REFERENCES"
    ],
    "cpe": "cpe:2.3:a:haxx:curl:*:*:*:*:*:*:*:*"
}

Affected versions

Other
curl-7_14_1
curl-7_15_0
curl-7_15_1
curl-7_15_2
curl-7_15_3
curl-7_15_4
curl-7_15_5
curl-7_15_6-prepipeline
curl-7_16_0
curl-7_16_1
curl-7_16_2
curl-7_16_3
curl-7_16_4
curl-7_17_0
curl-7_17_0-preldapfix
curl-7_17_1
curl-7_18_0
curl-7_18_1
curl-7_18_2
curl-7_19_0
curl-7_19_1
curl-7_19_2
curl-7_19_3
curl-7_19_4
curl-7_19_5
curl-7_19_6
curl-7_19_7
curl-7_20_0
curl-7_20_1
curl-7_21_0
curl-7_21_1
curl-7_21_2
curl-7_21_3
curl-7_21_4
curl-7_21_5
curl-7_21_6
curl-7_21_7
curl-7_22_0
curl-7_23_0
curl-7_23_1
curl-7_25_0
curl-7_26_0
curl-7_27_0
curl-7_28_0
curl-7_28_1
curl-7_29_0
curl-7_30_0
curl-7_31_0
curl-7_32_0
curl-7_33_0
curl-7_34_0
curl-7_35_0
curl-7_36_0
curl-7_37_0
curl-7_37_1
curl-7_38_0
curl-7_39_0
curl-7_40_0
curl-7_41_0
curl-7_42_0
curl-7_43_0
curl-7_44_0
curl-7_45_0
curl-7_46_0
curl-7_47_0
curl-7_47_1
curl-7_48_0
curl-7_49_0
curl-7_49_1
curl-7_50_0
curl-7_50_1
curl-7_50_2
curl-7_50_3
curl-7_51_0
curl-7_52_0
curl-7_52_1
curl-7_53_0
curl-7_53_1
curl-7_54_0
curl-7_54_1
curl-7_55_0
curl-7_55_1
curl-7_56_0
curl-7_56_1
curl-7_57_0
curl-7_58_0
curl-7_59_0
curl-7_60_0
curl-7_61_0
curl-7_61_1

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2018-16842.json"
vanir_signatures_modified 
"2026-07-08T17:18:13Z"
vanir_signatures 
[
    {
        "digest": {
            "line_hashes": [
                "168815568103819800894446565004067456537",
                "228111618259869147888575535538857014400",
                "339861644007337486665567803047408870040",
                "172320610373815332630135197132714421772"
            ],
            "threshold": 0.9
        },
        "id": "CVE-2018-16842-1bc8b2d6",
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://github.com/curl/curl/commit/d530e92f59ae9bb2d47066c3c460b25d2ffeb211",
        "signature_type": "Line",
        "target": {
            "file": "src/tool_msgs.c"
        }
    },
    {
        "digest": {
            "function_hash": "276247327338978490978930240644272334443",
            "length": 701.0
        },
        "id": "CVE-2018-16842-ea38dff0",
        "deprecated": false,
        "signature_version": "v1",
        "source": "https://github.com/curl/curl/commit/d530e92f59ae9bb2d47066c3c460b25d2ffeb211",
        "signature_type": "Function",
        "target": {
            "function": "voutf",
            "file": "src/tool_msgs.c"
        }
    }
]